Open invitation to tender, deadline 24.11.2017, for the construction of the Castelbello and Colsano ring road on SS 38 Stelvio (km 176,50 -179,40), Lot 1. The ring road is 3.36 km long and includes a 2.5km tunnel. Value contract EUR50.39 million, excluding VAT. Duration contract 1460 days. ContactAgenzia per i procedimenti e la vigilanza in materia di contratti pubblici di lavori, servizi e forniture, Bolzano, attn Stazione Unica Appaltante lavori (SUAL), tel +39 0471414030, fax +39 0471414009, email agenturauftraege@provinz.bz.it. Visithttps://www.bandi-altoadige.it/sourcing/tenders/resume/id/475085andhttp://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=341098-2017. Ref.n. AOV/SUA L 014/2017. 37/17.